I expect beta testing to begin some time in January. If anyone is interested in being a tester, just PM me your Reason Studios username.
Some of you may remember that I made my previous REs free a few years ago. Tinker will also be free when it's released.
For more details, read below. I'll update this thread with more information once beta testing starts.
Details:
Tinker outputs a CV signal based on a formula entered in the text box at the bottom of the device: